CVE-2026-48690: Heap-based Buffer Overflow

FastNetMon Community Edition through 1.2.9 contains an integer overflow vulnerability in the packet capture buffer allocation. In src/packetstorage.hpp, the allocatebuffer function computes memorysizeinbytes as 'buffersizeinpackets maxcapturedpacketsize + sizeoffastnetmonpcappkthdrt +...

CVE-2026-48690

FastNetMon Community Edition through 1.2.9 contains an integer overflow vulnerability in the packet capture buffer allocation. In src/packetstorage.hpp, the allocatebuffer function computes memorysizeinbytes as 'buffersizeinpackets maxcapturedpacketsize + sizeoffastnetmonpcappkthdrt +...

CVE-2026-48684

FastNetMon Community Edition through 1.2.9 contains an out-of-bounds read in the NetFlow v9 options template parser. In processnetflowv9optionstemplate src/netflowplugin/netflowv9collector.cpp, the scope parsing loop lines 224-229 iterates until scopesoffset reaches the attacker-controlled...

FastNetMon security vulnerability

FastNetMon is a high-performance DDoS detector/sensor developed by Pavel Odintsov, based on multiple packet capture engines. Versions of FastNetMon prior to 1.2.9 contain security vulnerabilities. These vulnerabilities stem from the gRPC API server not enabling authentication mechanisms, which ma...

EUVD-2026-31844

FastNetMon Community Edition through 1.2.9 contains multiple out-of-bounds reads in the BGP MPREACHNLRI IPv6 attribute decoder. The function decodempreachipv6 in src/bgpprotocol.cpp contains a TODO comment at line 156 explicitly acknowledging 'we should add sanity checks to avoid reads after...

CVE-2026-48690

FastNetMon Community Edition through 1.2.9 contains an integer overflow vulnerability in the packet capture buffer allocation. In src/packetstorage.hpp, the allocatebuffer function computes memorysizeinbytes as 'buffersizeinpackets maxcapturedpacketsize + sizeoffastnetmonpcappkthdrt +...

CVE-2026-48692

FastNetMon Community Edition through 1.2.9 exposes a gRPC API server on port 50052 with no authentication mechanism. The server is initialized with grpc::InsecureServerCredentials src/fastnetmon.cpp line 477 and a source code comment explicitly acknowledges 'Listen on the given address without an...

CVE-2026-48695

FastNetMon Community Edition through 1.2.9 contains an OS command injection vulnerability in the MikroTik router integration plugin. The log function in src/mikrotikplugin/fastnetmonmikrotik.php lines 107-108 constructs shell commands by concatenating the $msg parameter directly into exec calls:...

FastNetMon security vulnerability

FastNetMon is a high-performance DDoS detector/sensor developed by Pavel Odintsov, based on multiple packet capture engines. The FastNetMon Community Edition 1.2.9 and earlier versions have security vulnerabilities, which stem from buffer overflow exploits...

CVE-2026-48689

FastNetMon Community Edition through 1.2.9 contains an off-by-one heap-based buffer overflow in the dynamicbinarybuffert class src/dynamicbinarybuffer.hpp. Five methods appenddynamicbuffer, appenddataaspointer, appenddataasobjectptr, memcpyfromptr, memcpyfromobjectptr use an incorrect bounds chec...

FastNetMon buffer error vulnerability

FastNetMon is a high-performance DDoS detector/sensor developed by Pavel Odintsov, based on multiple packet capture engines. Versions of FastNetMon prior to 1.2.9 contained a buffer error vulnerability, which stems from boundary-checking errors in the dynamicbinarybuffert class, potentially leadi...

CVE-2026-48687

FastNetMon Community Edition through 1.2.9 contains an OS command injection vulnerability in the Juniper router integration plugin. The log function in src/juniperplugin/fastnetmonjuniper.php lines 117-118 constructs shell commands by concatenating the $msg parameter directly into exec calls:...

CVE-2026-48687

FastNetMon Community Edition through 1.2.9 contains an OS command injection vulnerability in the Juniper router integration plugin. The log function in src/juniperplugin/fastnetmonjuniper.php lines 117-118 constructs shell commands by concatenating the $msg parameter directly into exec calls:...

EUVD-2024-52971

Malicious code in bioql PyPI...

EUVD-2024-52970

Malicious code in bioql PyPI...

1.5 billion packets per second DDoS attack detected with FastNetMon

London, United Kingdom, 11th September 2025, CyberNewsWire...

Linux Distros Unpatched Vulnerability : CVE-2024-56073

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in FastNetMon Community Edition through 1.2.7. Zero-length templates for Netflow v9 allow remote attackers to cause a denial of service...

Linux Distros Unpatched Vulnerability : CVE-2024-56072

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in FastNetMon Community Edition through 1.2.7. The sFlow v5 plugin allows remote attackers to cause a denial of service application cras...

CVE-2024-56072

An issue was discovered in FastNetMon Community Edition through 1.2.7. The sFlow v5 plugin allows remote attackers to cause a denial of service application crash via a crafted packet that specifies many sFlow samples...

CVE-2024-56073

An issue was discovered in FastNetMon Community Edition through 1.2.7. Zero-length templates for Netflow v9 allow remote attackers to cause a denial of service divide-by-zero error and application crash...